67306449

素因数分解:

$3^1\times 7^2\times {\mathrm{53}}^2\times {\mathrm{163}}^1$

素因数の和:286

約数の個数: 36

約数和(自身を含む): 107053296

約数和(自身を除く): 39746847

約数列:

[1, 3, 7, 21, 49, 53, 147, 159, 163, 371, 489, 1113, 1141, 2597, 2809, 3423, 7791, 7987, 8427, 8639, 19663, 23961, 25917, 58989, 60473, 137641, 181419, 412923, 423311, 457867, 1269933, 1373601, 3205069, 9615207, 22435483, 67306449]

約数ペア:

[(1, 67306449), (3, 22435483), (7, 9615207), (21, 3205069), (49, 1373601), (53, 1269933), (147, 457867), (159, 423311), (163, 412923), (371, 181419), (489, 137641), (1113, 60473), (1141, 58989), (2597, 25917), (2809, 23961), (3423, 19663), (7791, 8639), (7987, 8427)]